<template>
	<div class="app-container">
		<list-frames :loading="loading">
			<el-form slot="form" :model="queryParams" ref="queryForm" size="small" :inline="true" v-if="showSearch">
				<el-form-item prop="menuName">
					<el-input v-model="queryParams.menuName" placeholder="请输入菜单名称" clearable style="width: 160px" @keyup.enter.native="handleQuery" />
				</el-form-item>
				<el-form-item prop="status">
					<el-select v-model="queryParams.status" placeholder="菜单状态" clearable style="width: 120px">
						<el-option v-for="dict in dict.type.sys_normal_disable" :key="dict.value" :label="dict.label" :value="dict.value" />
					</el-select>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" icon="el-icon-search" @click="handleQuery">搜索</el-button>
					<el-button icon="el-icon-refresh" @click="resetQuery">重置</el-button>
				</el-form-item>
			</el-form>
			<template slot="button">
				<el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['system:menu:add']">新增</el-button>
				<el-button type="info" plain icon="el-icon-sort" size="mini" @click="toggleExpandAll">展开/折叠</el-button>
			</template>
			<right-toolbar slot="handle" :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
			<template slot="table" v-if="refreshTable">
				<el-table
					height="100%"
					row-key="menuId"
					:data="menuList"
					:default-expand-all="isExpandAll"
					:tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
				>
					<el-table-column prop="menuName" label="菜单名称" :show-overflow-tooltip="true" width="160"></el-table-column>
					<el-table-column prop="icon" label="图标" align="center" width="100">
						<template slot-scope="scope">
							<svg-icon :icon-class="scope.row.icon" />
						</template>
					</el-table-column>
					<el-table-column prop="orderNum" label="排序" width="60"></el-table-column>
					<el-table-column prop="perms" label="权限标识" :show-overflow-tooltip="true"></el-table-column>
					<el-table-column prop="component" label="组件路径" :show-overflow-tooltip="true"></el-table-column>
					<el-table-column prop="status" label="状态" width="80">
						<template slot-scope="scope">
							<dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.status" />
						</template>
					</el-table-column>
					<el-table-column label="创建时间" align="center" prop="createTime">
						<template slot-scope="scope">
							<span>{{ parseTime(scope.row.createTime) }}</span>
						</template>
					</el-table-column>
					<el-table-column label="操作" width="172" class-name="small-padding fixed-width">
						<template slot-scope="scope">
							<el-button type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:menu:edit']">修改</el-button>
							<el-button type="text" icon="el-icon-plus" @click="handleAdd(scope.row)" v-hasPermi="['system:menu:add']">新增</el-button>
							<el-button type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['system:menu:remove']">删除</el-button>
						</template>
					</el-table-column>
				</el-table>
			</template>
		</list-frames>

		<!-- 添加或修改菜单对话框 -->
		<el-dialog :title="title" :visible.sync="open" width="680px" append-to-body>
			<el-form ref="form" :model="form" :rules="rules" label-width="100px">
				<el-row>
					<el-col :span="24">
						<el-form-item label="上级菜单" prop="parentId">
							<treeselect v-model="form.parentId" :options="menuOptions" :normalizer="normalizer" :show-count="true" placeholder="选择上级菜单" />
						</el-form-item>
					</el-col>
					<el-col :span="24">
						<el-form-item label="菜单类型" prop="menuType">
							<el-radio-group v-model="form.menuType">
								<el-radio label="M">目录</el-radio>
								<el-radio label="C">菜单</el-radio>
								<el-radio label="F">按钮</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="24" v-if="form.menuType != 'F'">
						<el-form-item label="菜单图标" prop="icon">
							<el-popover placement="bottom-start" width="460" trigger="click" @show="$refs['iconSelect'].reset()">
								<IconSelect ref="iconSelect" @selected="selected" :active-icon="form.icon" />
								<el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
									<svg-icon v-if="form.icon" slot="prefix" :icon-class="form.icon" style="width: 25px" />
									<i v-else slot="prefix" class="el-icon-search el-input__icon" />
								</el-input>
							</el-popover>
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item label="菜单名称" prop="menuName">
							<el-input v-model="form.menuName" placeholder="请输入菜单名称" />
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item label="显示排序" prop="orderNum">
							<el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item prop="isFrame">
							<span slot="label">
								<el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								是否外链
							</span>
							<el-radio-group v-model="form.isFrame">
								<el-radio label="0">是</el-radio>
								<el-radio label="1">否</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item prop="path">
							<span slot="label">
								<el-tooltip content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								路由地址
							</span>
							<el-input v-model="form.path" placeholder="请输入路由地址" />
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType == 'C'">
						<el-form-item prop="component">
							<span slot="label">
								<el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								组件路径
							</span>
							<el-input v-model="form.component" placeholder="请输入组件路径" />
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'M'">
						<el-form-item prop="perms">
							<el-input v-model="form.perms" placeholder="请输入权限标识" maxlength="100" />
							<span slot="label">
								<el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								权限字符
							</span>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType == 'C'">
						<el-form-item prop="query">
							<el-input v-model="form.query" placeholder="请输入路由参数" maxlength="255" />
							<span slot="label">
								<el-tooltip content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`' placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								路由参数
							</span>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType == 'C'">
						<el-form-item prop="isCache">
							<span slot="label">
								<el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								是否缓存
							</span>
							<el-radio-group v-model="form.isCache">
								<el-radio label="0">缓存</el-radio>
								<el-radio label="1">不缓存</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item prop="visible">
							<span slot="label">
								<el-tooltip content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								显示状态
							</span>
							<el-radio-group v-model="form.visible">
								<el-radio v-for="dict in dict.type.sys_show_hide" :key="dict.value" :label="dict.value">{{ dict.label }}</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item prop="status">
							<span slot="label">
								<el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								菜单状态
							</span>
							<el-radio-group v-model="form.status">
								<el-radio v-for="dict in dict.type.sys_normal_disable" :key="dict.value" :label="dict.value">{{ dict.label }}</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
				</el-row>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button type="primary" @click="submitForm">确 定</el-button>
				<el-button @click="cancel">取 消</el-button>
			</div>
		</el-dialog>
	</div>
</template>

<script>
import { listMenu, getMenu, delMenu, addMenu, updateMenu } from '@/api/system/menu';
import Treeselect from '@riophae/vue-treeselect';
import '@riophae/vue-treeselect/dist/vue-treeselect.css';
import IconSelect from '@/components/IconSelect';

export default {
	name: 'Menu',
	dicts: ['sys_show_hide', 'sys_normal_disable'],
	components: { Treeselect, IconSelect },
	data() {
		return {
			// 遮罩层
			loading: true,
			// 显示搜索条件
			showSearch: true,
			// 菜单表格树数据
			menuList: [],
			// 菜单树选项
			menuOptions: [],
			// 弹出层标题
			title: '',
			// 是否显示弹出层
			open: false,
			// 是否展开，默认全部折叠
			isExpandAll: false,
			// 重新渲染表格状态
			refreshTable: true,
			// 查询参数
			queryParams: {
				menuName: undefined,
				visible: undefined
			},
			// 表单参数
			form: {},
			// 表单校验
			rules: {
				menuName: [{ required: true, message: '菜单名称不能为空', trigger: 'blur' }],
				orderNum: [{ required: true, message: '菜单顺序不能为空', trigger: 'blur' }],
				path: [{ required: true, message: '路由地址不能为空', trigger: 'blur' }]
			}
		};
	},
	created() {
		this.getList();
	},
	methods: {
		// 选择图标
		selected(name) {
			this.form.icon = name;
		},
		/** 查询菜单列表 */
		getList() {
			this.loading = true;
			listMenu(this.queryParams).then((response) => {
				this.menuList = this.handleTree(response.data, 'menuId');
				this.loading = false;
			});
		},
		/** 转换菜单数据结构 */
		normalizer(node) {
			if (node.children && !node.children.length) {
				delete node.children;
			}
			return {
				id: node.menuId,
				label: node.menuName,
				children: node.children
			};
		},
		/** 查询菜单下拉树结构 */
		getTreeselect() {
			listMenu().then((response) => {
				this.menuOptions = [];
				const menu = { menuId: 0, menuName: '主类目', children: [] };
				menu.children = this.handleTree(response.data, 'menuId');
				this.menuOptions.push(menu);
			});
		},
		// 取消按钮
		cancel() {
			this.open = false;
			this.reset();
		},
		// 表单重置
		reset() {
			this.form = {
				menuId: undefined,
				parentId: 0,
				menuName: undefined,
				icon: undefined,
				menuType: 'M',
				orderNum: undefined,
				isFrame: '1',
				isCache: '0',
				visible: '0',
				status: '0'
			};
			this.resetForm('form');
		},
		/** 搜索按钮操作 */
		handleQuery() {
			this.getList();
		},
		/** 重置按钮操作 */
		resetQuery() {
			this.resetForm('queryForm');
			this.handleQuery();
		},
		/** 新增按钮操作 */
		handleAdd(row) {
			this.reset();
			this.getTreeselect();
			if (row != null && row.menuId) {
				this.form.parentId = row.menuId;
			} else {
				this.form.parentId = 0;
			}
			this.open = true;
			this.title = '添加菜单';
		},
		/** 展开/折叠操作 */
		toggleExpandAll() {
			this.refreshTable = false;
			this.isExpandAll = !this.isExpandAll;
			this.$nextTick(() => {
				this.refreshTable = true;
			});
		},
		/** 修改按钮操作 */
		handleUpdate(row) {
			this.reset();
			this.getTreeselect();
			getMenu(row.menuId).then((response) => {
				this.form = response.data;
				this.open = true;
				this.title = '修改菜单';
			});
		},
		/** 提交按钮 */
		submitForm: function () {
			this.$refs['form'].validate((valid) => {
				if (valid) {
					if (this.form.menuId != undefined) {
						updateMenu(this.form).then((response) => {
							this.$modal.msgSuccess('修改成功');
							this.open = false;
							this.getList();
						});
					} else {
						addMenu(this.form).then((response) => {
							this.$modal.msgSuccess('新增成功');
							this.open = false;
							this.getList();
						});
					}
				}
			});
		},
		/** 删除按钮操作 */
		handleDelete(row) {
			this.$modal
				.confirm('是否确认删除名称为"' + row.menuName + '"的数据项？')
				.then(function () {
					return delMenu(row.menuId);
				})
				.then(() => {
					this.getList();
					this.$modal.msgSuccess('删除成功');
				})
				.catch(() => {});
		}
	}
};
</script>
